Conical directivity acoustic projector 70º vertical and 100º horizontal a +-3dB, made of ABS for 70/100V lines, Low-loss transformer 30 / 15 / 7.5 / 3.75W @100V, 30 / 15 / 7.5 / 3.75 / 1,9W @70V, 8 ohms, Frequency response: 250-8000Hz +/- 3dB, Sensitivity: 113dB (1W 1m), Dimensions in mm (Diameter x Depth): 285 x 280, Weight: 1.85 kg, Colour: RAL: 9010, (U Bracket included)